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What are the common faults of an asphalt ductility tester?
① Fault: The leakage protection device trips upon power-on.
Cause: The leakage protection device detects ground current. Since this instrument requires grounding to operate, some units may trigger the leakage protection device to trip.
2021-01-21
Operating Procedures and Precautions for Asphalt Mixture Compaction Equipment
a. Before each compaction, the compaction hammer head, the inner walls of the mold, and the base of the mold should be coated with machine oil.
2021-01-18
Analysis of the Characteristic Parameters of the Asphalt Penetration Tester
Suitable for conducting various asphalt tests. The instrument features automatic temperature and timing control; needle penetration is measured using a displacement transducer, and the average value is calculated automatically. It is equipped with a 20x magnifying glass and a spotlight for convenient and intuitive observation.
2021-01-11
Technical Parameter Analysis of Mobile Laboratories
The mobile laboratory is equipped with a full set of nuclear radiation emergency monitoring instruments and systems, capable of real-time monitoring of various radiation data and featuring remote communication and self-powering capabilities.
2021-01-04
Technical Parameters of the Asphalt Mixture Rotary Compactor
This device is suitable for molding cylindrical specimens of asphalt mixtures with diameters of 150 mm or 100 mm using the rotary compaction method, intended for laboratory testing of the physical and mechanical properties of asphalt mixtures. The molded specimens are used in tests such as compressive strength, shear strength, splitting, and rebound.
2020-12-26